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Neuroimaging as a means for validating whether a stimulus such as advertisement, communication, or product evokes a certain mental response such as emotion, preference, or memory, or to predict the consequences of the stimulus on later behavior such as consumption or purchasing.

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Class 124/81 - Means for producing projectile spin or deflection


Subclass of Class 124 - Mechanical guns and projectors
Definition: Device which imparts a rapid rotation to a missile about
No. of patents: 82
Last issue date: 04/05/2011


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NumberTitleIssue Date
7918219Projectile launching assembly
A simulated gun launches a retrievable projectile in the form of a cylinder containing a compressible spring. The spring is compressed by inserting the barrel of the gun into the bore of the cylinder. A tab on the end of the cylinder rides in a helical groove on the...
04/05/2011
7699048Paintball projectile drop compensator
A barrel attachment for a paintball gun is provided to impart spin onto a paintball exiting the barrel of the paintball gun thereby providing projectile drop compensation. The attachment is made up of a structure having an elongated aperture with a first end that at...
04/20/2010
7603998Barrel attachment for gas gun
This invention is a barrel attachment attachable to the firing end of the barrel of a compressed gas gun and a method of using the same. The barrel attachment allows a user to spin a projectile fired from the gas gun just before it exits the barrel attachment. This ...
10/20/2009
7581538Ball propelling machine
The invention relates to an assembly and method of spinning a seamed ball prior to being propelled from a ball propelling machine. The assembly can simulate balls propelled in sports such as baseball. The assembly includes at least one pair of opposed ball supports ...
09/01/2009
7451756Paintball spin application method
A gun having a firing mechanism and a barrel. The barrel has a breech end coupled to the firing mechanism, a muzzle end, and a bore having a length which extends longitudinally between said breech and muzzle ends. The length of the bore between the breech and muzzle...
11/18/2008
7318428Paint ball gun having paint ball dispenser with threaded connector
A paint ball gun is disclosed including a dispenser having a locking connector designed to lockingly engage a locking connector on a gun feed tube or one end of a hollow connecting member. ...
01/15/2008
7275531Paintball projectile drop compensator
A barrel attachment for a paintball gun is provided to impart spin onto a paintball exiting the barrel of the paintball gun thereby providing projectile drop compensation. The attachment is made up of a structure having an elongated aperture with a first end that at...
10/02/2007
7213724Table tennis ball delivery device
A table tennis ball delivery device adapted to be secured to or adjacent the side of a table tennis table for directing a ball to a player upon the activation of a switch by the player. The device includes a chamber for carrying a supply of table tennis balls, a bal...
05/08/2007
7163009Toy gun for launching a foam projectile
A toy gun for launching a foam projectile includes a housing having an outlet, an inlet, and a passage sized to receive the projectile. A launch station disposed in the housing and is arranged to receive the projectile, a crank rotates a resilient actuating paddle. ...
01/16/2007
7083141Self-propelled projectile
A self-propelled projectile which will maintain a straight trajectory through air or water. ...
08/01/2006
7082938Baseball fielding practice machine
The present invention provides a baseball practice machine for propelling balls onto a practice field thereby providing simulated hits for use in fielding practice for ball players. The practice machine includes a ball hopper, a propulsion unit for propelling a ball...
08/01/2006
7040310Paintball projectile drop compensator
A barrel adaptor for a paintball gun is provided to induce spin onto a paintball exiting the barrel of the paintball gun thereby providing selected projectile drop compensation. The adapter consists of a structure having an elongated aperture with a first end adapte...
05/09/2006
6953033Ring airfoil launcher toy with safety features
A ring airfoil launcher comprises a main support on which is movably mounted a ring airfoil accepting conical chuck and a retractor. A stop mounted on the main support for limiting forward movement of the chuck. A spring biases the chuck towards the stop. The retrac...
10/11/2005
6923170Paint ball gun having a combined hopper/feeder
A paint ball gun magazine or a combined hopper/feeder apparatus is disclosed, where the magazine includes a closing assembly designed to allow the magazine to transition between a closed state and an open state and to a paint ball including a closable magazine. A pa...
08/02/2005
6884186Game projectile dispensing device
A game projectile dispensing device with a dispensing housing, a game projectile retaining member for retaining a plurality of game projectiles in a stack, first and second game projectile emission chutes, an actuating lever with a first arm for being engaged by a p...
04/26/2005
6612942Ball for pitching machine
A baseball is provided for repeated use with a pitching machine. The baseball has a smooth surface upon which a plurality of dimples or indentations are provided, said indentations being spaced in a regular pattern. These indentations serve to induce turb...
09/02/2003
6505618Boomerang and launcher
A launcher for a flying object, such as a boomerang, is provided having a body that includes a plurality of wings. The launcher includes a stop against which the object rests at a point on its body. A moving member engages one of the wings of the object s...
01/14/2003
6406386Ball size adjustment mechanism for table tennis robot
An automatic table tennis ball serving device is disclosed as having a generally vertically extending enclosure with a table tennis ball feeding passageway including a lower ball entrance and an upper ball dispensing outlet. Ball feeding arms are mounted ...
06/18/2002
6324779Gun having a curved barrel
A gun having a slightly curved bore for discharging a frangible generally spherical projectile creating an improvement in trajectory of the projectile. The slightly curved bore applies a spin onto the spherical projectile without causing the projectile to...
12/04/2001
6213112Bolt for a paint ball gun
A shaped bolt with the same outside appearance as a standard bolt for a paint ball gun has a torpedo shape or flanged end adjacent to the air supply, and a trifurcated flow end or cross-flow end oppositely disposed from flanged end....
04/10/2001
6152123Multiple barrel ring airfoil launcher and multiple ring chuck for a ring airfoil launcher
A ring airfoil launcher has a first barrel and a second barrel coupled to a stock and a launching mechanism disposed within each of the first barrel and the second barrel and within the stock. A chuck for the ring airfoil launcher has a hub having an inne...
11/28/2000
6079398Ring airfoil and launcher
A toy includes a ring airfoil and a launcher to launch the ring airfoil. The ring air foil is formed with a rigid body portion and an energy absorbing material disposed on a leading edge. The launcher is adapted to substantially simultaneously impart rota...
06/27/2000
6076511Repeater launcher and ring airfoil
A launcher for a ring airfoil includes a magazine assembly holding a plurality of ring airfoils. The magazine assembly is coupled to a launching mechanism, and the launching mechanism provides an indexing motion to the magazine assembly. In use, the setti...
06/20/2000
5988153Paint ball gun
The present invention includes a device for increasing distance traversed by a projectile. The device includes a main body comprising a tubular component wherein the tubular component defines an orifice. The main body also comprises a collar component pos...
11/23/1999
5970970Ring airfoil launcher
Toys and methods for safely and reproducibly launching ring airfoils in a flying orientation. The toys generally comprise a member, a ring airfoil support mounted on the member, and a propelling element configured to move the ring airfoil support along th...
10/26/1999
5927262Ball control device for pitchback machines
A ball control device for combination with a ball tossing machine of the type having a rotating throw arm for propelling a ball. The ball control device has a proximal end for mounting to the throw arm and a terminal end. Between the proximal and terminal...
07/27/1999
5823173Paintball gun
An improved paintball gun having significantly improved range and accuracy. The barrel of the paintball gun is formed so that the compressed gas expelling the ball from the barrel exerts differential aerodynamic forces on upper and lower hemispheres of th...
10/20/1998
5813391Method and apparatus for pitching and lobbing balls
The present invention is directed to a method and apparatus for throwing balls. In particular, it is useful for throwing baseballs and softballs, and for lobbing tennis balls. The apparatus includes a number of components which cooperate to discharge ball...
09/29/1998
5735256Ball launching device
A portable ball launching device is disclosed which includes a support stand positionable on a ground surface and an elongated launching tube mounted to the support stand in a generally horizontal disposition and from which projectiles are ejected. The la...
04/07/1998
5722384Multi-directional ball throwing system
A new Multi-Directional Ball Throwing System for propelling a ball in three selective directions at various velocities without the user discontinuing play. The inventive device includes a housing, a plurality of storage tubes secured to said housing which...
03/03/1998
5655510Model gun with trajectory control function
A model gun with trajectory control function, which comprises a barrel structure including an outer barrel member and an inner barrel member, a tubular member provided in a rear end portion of the outer barrel member for forming a bullet holding portion b...
08/12/1997
5640945Paintball and paintball gun
An improved paintball and gun therefor cooperate so that the range of the paintball and its accuracy are significantly improved. The external surface of the paintball is contoured so as to increase frictional interaction with air, and the barrel of the pa...
06/24/1997
5579750Projectile launcher for launching and rotating a disk projectile
Apparatus for launching a disk-like projectile from a catapult with an aperture formed adjacent one end to receive structure of the catapult to configure the catapult to propel the apparatus forward. A channel in an opposite end is configured to receive t...
12/03/1996
5450838Gun barrel with means for insuring consistent projectile rotation of a discharged projectile
The invention provides a device for controlling a ball-shaped projectile's trajectory by propelling the projectile at an angle to the gravitational force upon discharge from a barrel including an O-ring. The barrel has a center axis directly and fully off...
09/19/1995
5447144Apparatus for throwing footballs
Apparatus for propelling projectiles and particularly suited to throwing footballs. The apparatus includes (a) a structural frame having elongate bearing surfaces and a forward end from which the projectiles are ejected; (b) a ball carriage adapted to con...
09/05/1995
5437261Ball pitching device
A ball pitching device includes a ball feed tube mounted on support components which are adjustable about vertical and horizontal pivot axes to vary the horizontal and vertical positions of delivery of pitched balls relative to a practicing batter standin...
08/01/1995
5413085Apparatus and method for directing and controlling propelled balls
An apparatus and method to direct and control propelled balls by attachment or placement of a guide chute in front of existing or newly manufactured ball pitching machines. If a curve ball is desired, a cantilevered resilient strap is inserted inside the ...
05/09/1995
5383657Elastic-powered curve-ball hurling device
An improved device useful for hurling baseballs or the like to players in practice ball-hitting sessions has been developed. It provides multi-directional spin control to make a ball curve in any chosen direction from a normal trajectory path, as well as ...
01/24/1995
5265583Automatic ball control apparatus
This invention relates to an automatic ball control apparatus readily connectable to a ball ejector barrel on a ball ejector machine to impart top spin to ejected tennis ball members. The automatic ball control apparatus includes a ball top spin actuator ...
11/30/1993
5228427Improved barrel for paintball gun
An improved barrel for guns which do not have standard internal rifling is disclosed. The barrel has a plurality of apertures which extend a first longitudinal distance along the barrel from the muzzle end toward the breech end. The apertures may define a...
07/20/1993
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